F04 Portable Fire Extinguishers 3

Question 1

According to NFPA 10, how frequently must portable fire extinguishers be inspected?

Accepted Answer

Monthly

Answer

NFPA 10 requires that portable fire extinguishers be inspected at least monthly to ensure they are in their designated place, accessible, and fully charged.

Question 2

How often must stored-pressure dry chemical extinguishers undergo a complete 6-year internal examination (maintenance) per NFPA 10?

Accepted Answer

Every 6 years

Answer

NFPA 10 requires a 6-year maintenance (internal inspection and recharge) for stored-pressure dry chemical extinguishers that have not been discharged.

Question 3

The hydrostatic test interval for a stored-pressure dry chemical extinguisher with a mild steel shell is:

Accepted Answer

12 years

Answer

NFPA 10 specifies that mild steel shell stored-pressure dry chemical extinguishers must undergo hydrostatic testing every 12 years to verify structural integrity.

Question 4

When an extinguisher is removed from service for maintenance, the fireguard should ensure:

Accepted Answer

A comparable temporary replacement extinguisher is provided

Answer

NFPA 10 requires that when an extinguisher is removed for service, an equally rated replacement unit must be provided during the service period.

Question 5

Which condition found during a monthly inspection requires immediate corrective action?

Accepted Answer

The pressure gauge needle is in the red zone

Answer

A pressure gauge in the red zone indicates the extinguisher is overcharged or undercharged and is not ready for use — it requires immediate attention.

(F04) F04 Fireguard License Practice Test

(F04) F04 Fireguard License Practice Test

F04 Portable Fire Extinguishers 3